442335 has 16 divisors (see below), whose sum is σ = 727776. Its totient is φ = 229248.

The previous prime is 442333. The next prime is 442363. The reversal of 442335 is 533244.

It is a happy number.

It is not a de Polignac number, because 442335 - 2¹ = 442333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157 + ... + 953.

It is an arithmetic number, because the mean of its divisors is an integer number (45486).

2⁴⁴²³³⁵ is an apocalyptic number.

442335 is a deficient number, since it is larger than the sum of its proper divisors (285441).

442335 is a wasteful number, since it uses less digits than its factorization.

442335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842.

The product of its digits is 1440, while the sum is 21.

The square root of 442335 is about 665.0827016244. The cubic root of 442335 is about 76.1933557629.

Adding to 442335 its reverse (533244), we get a palindrome (975579).

Subtracting 442335 from its reverse (533244), we obtain a palindrome (90909).

It can be divided in two parts, 442 and 335, that added together give a palindrome (777).

The spelling of 442335 in words is "four hundred forty-two thousand, three hundred thirty-five".